发明人黄志刚,张德明,钱学锋. "Method for the Synthesis of Methyl 5-oxo-1-(thiophen-2-ylmethyl)pyrrolidine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 112147459 A, 授权公告日 2019-07-25.
发明人赵玉洁,郭海燕,张德明. "A Process for Preparing High-Purity Methyl 5-oxo-1-(thiophen-2-ylmethyl)pyrrolidine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 111576190 A, 授权公告日 2020-06-11.
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